WN3791 BWI → HOU

Southwest Airlines · Baltimore, MD to Houston, TX · 20 flights observed, 2026-03-05 to 2026-04-06 · 1,246 mi

This flight runs much more reliably at some times of day than others — 86% on-time departing 3–6pm vs. 20% departing 6–9pm.

WN3791 covers more than one route in the data window — the stats below are for BWI → HOU, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
68%
Median delay
0 min
90th percentile
+93 min
Cancellation rate
5%

How often is WN3791 on time?

Across 20 flights on BWI → HOU from 2026-03-05 to 2026-04-06, WN3791 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +93 min or later. 5% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1368%
16-30 min00%
31-60 min211%
61-120 min316%
2+ hrs15%

Performance by month

MonthFlightsOn-timeAvg delay
2026-031560%+39 min
2026-044100%-3 min

Performance by day of week

DayFlightsOn-time
Mon4100%
TueNo data—
WedNo data—
Thu5100%
Fri560%
SatNo data—
Sun520%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…